* {
    padding: 0;
    margin: 0;
}

.main-div {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
}

.parcel-div {
    width: 53%;
}

span {
    font-family: "宋体";
}

.search-div {
    padding-bottom: 10px;
}

form {
    margin-bottom: 0;
}

.userName-input {
    height: 2.5em;
    outline: none;
    border-radius: 5px;
    color: rgb(117, 117, 117);
    border: 3px solid rgb(91, 156, 223);
}

#select-div {
    width: 10em;
    height: 2.5em;
    outline: none;
    border-radius: 5px;
    text-align: center;
    color: rgb(117, 117, 117);
    border: 3px solid rgb(91, 156, 223);
}

.button-input {
    width: 6em;
    height: 2.5em;
    color: white;
    border-radius: 8px;
    background-color: rgb(132, 174, 12);
    border: 3px solid rgb(231, 231, 231);
}

.userTable {
    border-collapse: collapse;
    margin-bottom: 5px;
    border: 2px solid rgb(200, 200, 200);
}

.firstTr th, tr td {
    width: 10%;
    height: 2.5em;
}

tr td {
    text-align: center;
}